target/arm: Implement SVE Integer Compare - Vectors Group

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180613015641.5667-12-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2018-06-15 14:57:15 +01:00 committed by Peter Maydell
parent d3fe4a29d7
commit 757f9cff1b
4 changed files with 417 additions and 0 deletions

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@ -490,6 +490,121 @@ DEF_HELPER_FLAGS_4(sve_rbit_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_splice, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzz_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzz_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzz_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzz_d, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmple_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplt_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplo_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpls_ppzw_b, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmple_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplt_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplo_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpls_ppzw_h, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpeq_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpne_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpge_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpgt_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphi_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmphs_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmple_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplt_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmplo_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_cmpls_ppzw_s, TCG_CALL_NO_RWG,
i32, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_and_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_bic_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_eor_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)

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@ -99,6 +99,7 @@
@rdm_pg_rn ........ esz:2 ... ... ... pg:3 rn:5 rd:5 \
&rprr_esz rm=%reg_movprfx
@rd_pg4_rn_rm ........ esz:2 . rm:5 .. pg:4 rn:5 rd:5 &rprr_esz
@pd_pg_rn_rm ........ esz:2 . rm:5 ... pg:3 rn:5 . rd:4 &rprr_esz
# Three register operand, with governing predicate, vector element size
@rda_pg_rn_rm ........ esz:2 . rm:5 ... pg:3 rn:5 rd:5 \
@ -472,6 +473,29 @@ SPLICE 00000101 .. 101 100 100 ... ..... ..... @rdn_pg_rm
# SVE select vector elements (predicated)
SEL_zpzz 00000101 .. 1 ..... 11 .... ..... ..... @rd_pg4_rn_rm
### SVE Integer Compare - Vectors Group
# SVE integer compare_vectors
CMPHS_ppzz 00100100 .. 0 ..... 000 ... ..... 0 .... @pd_pg_rn_rm
CMPHI_ppzz 00100100 .. 0 ..... 000 ... ..... 1 .... @pd_pg_rn_rm
CMPGE_ppzz 00100100 .. 0 ..... 100 ... ..... 0 .... @pd_pg_rn_rm
CMPGT_ppzz 00100100 .. 0 ..... 100 ... ..... 1 .... @pd_pg_rn_rm
CMPEQ_ppzz 00100100 .. 0 ..... 101 ... ..... 0 .... @pd_pg_rn_rm
CMPNE_ppzz 00100100 .. 0 ..... 101 ... ..... 1 .... @pd_pg_rn_rm
# SVE integer compare with wide elements
# Note these require esz != 3.
CMPEQ_ppzw 00100100 .. 0 ..... 001 ... ..... 0 .... @pd_pg_rn_rm
CMPNE_ppzw 00100100 .. 0 ..... 001 ... ..... 1 .... @pd_pg_rn_rm
CMPGE_ppzw 00100100 .. 0 ..... 010 ... ..... 0 .... @pd_pg_rn_rm
CMPGT_ppzw 00100100 .. 0 ..... 010 ... ..... 1 .... @pd_pg_rn_rm
CMPLT_ppzw 00100100 .. 0 ..... 011 ... ..... 0 .... @pd_pg_rn_rm
CMPLE_ppzw 00100100 .. 0 ..... 011 ... ..... 1 .... @pd_pg_rn_rm
CMPHS_ppzw 00100100 .. 0 ..... 110 ... ..... 0 .... @pd_pg_rn_rm
CMPHI_ppzw 00100100 .. 0 ..... 110 ... ..... 1 .... @pd_pg_rn_rm
CMPLO_ppzw 00100100 .. 0 ..... 111 ... ..... 0 .... @pd_pg_rn_rm
CMPLS_ppzw 00100100 .. 0 ..... 111 ... ..... 1 .... @pd_pg_rn_rm
### SVE Predicate Logical Operations Group
# SVE predicate logical operations

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@ -74,6 +74,28 @@ static uint32_t iter_predtest_fwd(uint64_t d, uint64_t g, uint32_t flags)
return flags;
}
/* This is an iterative function, called for each Pd and Pg word
* moving backward.
*/
static uint32_t iter_predtest_bwd(uint64_t d, uint64_t g, uint32_t flags)
{
if (likely(g)) {
/* Compute C from first (i.e last) !(D & G).
Use bit 2 to signal first G bit seen. */
if (!(flags & 4)) {
flags += 4 - 1; /* add bit 2, subtract C from PREDTEST_INIT */
flags |= (d & pow2floor(g)) == 0;
}
/* Accumulate Z from each D & G. */
flags |= ((d & g) != 0) << 1;
/* Compute N from last (i.e first) D & G. Replace previous. */
flags = deposit32(flags, 31, 1, (d & (g & -g)) != 0);
}
return flags;
}
/* The same for a single word predicate. */
uint32_t HELPER(sve_predtest1)(uint64_t d, uint64_t g)
{
@ -2201,3 +2223,168 @@ void HELPER(sve_sel_zpzz_d)(void *vd, void *vn, void *vm,
d[i] = (pg[H1(i)] & 1 ? nn : mm);
}
}
/* Two operand comparison controlled by a predicate.
* ??? It is very tempting to want to be able to expand this inline
* with x86 instructions, e.g.
*
* vcmpeqw zm, zn, %ymm0
* vpmovmskb %ymm0, %eax
* and $0x5555, %eax
* and pg, %eax
*
* or even aarch64, e.g.
*
* // mask = 4000 1000 0400 0100 0040 0010 0004 0001
* cmeq v0.8h, zn, zm
* and v0.8h, v0.8h, mask
* addv h0, v0.8h
* and v0.8b, pg
*
* However, coming up with an abstraction that allows vector inputs and
* a scalar output, and also handles the byte-ordering of sub-uint64_t
* scalar outputs, is tricky.
*/
#define DO_CMP_PPZZ(NAME, TYPE, OP, H, MASK) \
uint32_t HELPER(NAME)(void *vd, void *vn, void *vm, void *vg, uint32_t desc) \
{ \
intptr_t opr_sz = simd_oprsz(desc); \
uint32_t flags = PREDTEST_INIT; \
intptr_t i = opr_sz; \
do { \
uint64_t out = 0, pg; \
do { \
i -= sizeof(TYPE), out <<= sizeof(TYPE); \
TYPE nn = *(TYPE *)(vn + H(i)); \
TYPE mm = *(TYPE *)(vm + H(i)); \
out |= nn OP mm; \
} while (i & 63); \
pg = *(uint64_t *)(vg + (i >> 3)) & MASK; \
out &= pg; \
*(uint64_t *)(vd + (i >> 3)) = out; \
flags = iter_predtest_bwd(out, pg, flags); \
} while (i > 0); \
return flags; \
}
#define DO_CMP_PPZZ_B(NAME, TYPE, OP) \
DO_CMP_PPZZ(NAME, TYPE, OP, H1, 0xffffffffffffffffull)
#define DO_CMP_PPZZ_H(NAME, TYPE, OP) \
DO_CMP_PPZZ(NAME, TYPE, OP, H1_2, 0x5555555555555555ull)
#define DO_CMP_PPZZ_S(NAME, TYPE, OP) \
DO_CMP_PPZZ(NAME, TYPE, OP, H1_4, 0x1111111111111111ull)
#define DO_CMP_PPZZ_D(NAME, TYPE, OP) \
DO_CMP_PPZZ(NAME, TYPE, OP, , 0x0101010101010101ull)
DO_CMP_PPZZ_B(sve_cmpeq_ppzz_b, uint8_t, ==)
DO_CMP_PPZZ_H(sve_cmpeq_ppzz_h, uint16_t, ==)
DO_CMP_PPZZ_S(sve_cmpeq_ppzz_s, uint32_t, ==)
DO_CMP_PPZZ_D(sve_cmpeq_ppzz_d, uint64_t, ==)
DO_CMP_PPZZ_B(sve_cmpne_ppzz_b, uint8_t, !=)
DO_CMP_PPZZ_H(sve_cmpne_ppzz_h, uint16_t, !=)
DO_CMP_PPZZ_S(sve_cmpne_ppzz_s, uint32_t, !=)
DO_CMP_PPZZ_D(sve_cmpne_ppzz_d, uint64_t, !=)
DO_CMP_PPZZ_B(sve_cmpgt_ppzz_b, int8_t, >)
DO_CMP_PPZZ_H(sve_cmpgt_ppzz_h, int16_t, >)
DO_CMP_PPZZ_S(sve_cmpgt_ppzz_s, int32_t, >)
DO_CMP_PPZZ_D(sve_cmpgt_ppzz_d, int64_t, >)
DO_CMP_PPZZ_B(sve_cmpge_ppzz_b, int8_t, >=)
DO_CMP_PPZZ_H(sve_cmpge_ppzz_h, int16_t, >=)
DO_CMP_PPZZ_S(sve_cmpge_ppzz_s, int32_t, >=)
DO_CMP_PPZZ_D(sve_cmpge_ppzz_d, int64_t, >=)
DO_CMP_PPZZ_B(sve_cmphi_ppzz_b, uint8_t, >)
DO_CMP_PPZZ_H(sve_cmphi_ppzz_h, uint16_t, >)
DO_CMP_PPZZ_S(sve_cmphi_ppzz_s, uint32_t, >)
DO_CMP_PPZZ_D(sve_cmphi_ppzz_d, uint64_t, >)
DO_CMP_PPZZ_B(sve_cmphs_ppzz_b, uint8_t, >=)
DO_CMP_PPZZ_H(sve_cmphs_ppzz_h, uint16_t, >=)
DO_CMP_PPZZ_S(sve_cmphs_ppzz_s, uint32_t, >=)
DO_CMP_PPZZ_D(sve_cmphs_ppzz_d, uint64_t, >=)
#undef DO_CMP_PPZZ_B
#undef DO_CMP_PPZZ_H
#undef DO_CMP_PPZZ_S
#undef DO_CMP_PPZZ_D
#undef DO_CMP_PPZZ
/* Similar, but the second source is "wide". */
#define DO_CMP_PPZW(NAME, TYPE, TYPEW, OP, H, MASK) \
uint32_t HELPER(NAME)(void *vd, void *vn, void *vm, void *vg, uint32_t desc) \
{ \
intptr_t opr_sz = simd_oprsz(desc); \
uint32_t flags = PREDTEST_INIT; \
intptr_t i = opr_sz; \
do { \
uint64_t out = 0, pg; \
do { \
TYPEW mm = *(TYPEW *)(vm + i - 8); \
do { \
i -= sizeof(TYPE), out <<= sizeof(TYPE); \
TYPE nn = *(TYPE *)(vn + H(i)); \
out |= nn OP mm; \
} while (i & 7); \
} while (i & 63); \
pg = *(uint64_t *)(vg + (i >> 3)) & MASK; \
out &= pg; \
*(uint64_t *)(vd + (i >> 3)) = out; \
flags = iter_predtest_bwd(out, pg, flags); \
} while (i > 0); \
return flags; \
}
#define DO_CMP_PPZW_B(NAME, TYPE, TYPEW, OP) \
DO_CMP_PPZW(NAME, TYPE, TYPEW, OP, H1, 0xffffffffffffffffull)
#define DO_CMP_PPZW_H(NAME, TYPE, TYPEW, OP) \
DO_CMP_PPZW(NAME, TYPE, TYPEW, OP, H1_2, 0x5555555555555555ull)
#define DO_CMP_PPZW_S(NAME, TYPE, TYPEW, OP) \
DO_CMP_PPZW(NAME, TYPE, TYPEW, OP, H1_4, 0x1111111111111111ull)
DO_CMP_PPZW_B(sve_cmpeq_ppzw_b, uint8_t, uint64_t, ==)
DO_CMP_PPZW_H(sve_cmpeq_ppzw_h, uint16_t, uint64_t, ==)
DO_CMP_PPZW_S(sve_cmpeq_ppzw_s, uint32_t, uint64_t, ==)
DO_CMP_PPZW_B(sve_cmpne_ppzw_b, uint8_t, uint64_t, !=)
DO_CMP_PPZW_H(sve_cmpne_ppzw_h, uint16_t, uint64_t, !=)
DO_CMP_PPZW_S(sve_cmpne_ppzw_s, uint32_t, uint64_t, !=)
DO_CMP_PPZW_B(sve_cmpgt_ppzw_b, int8_t, int64_t, >)
DO_CMP_PPZW_H(sve_cmpgt_ppzw_h, int16_t, int64_t, >)
DO_CMP_PPZW_S(sve_cmpgt_ppzw_s, int32_t, int64_t, >)
DO_CMP_PPZW_B(sve_cmpge_ppzw_b, int8_t, int64_t, >=)
DO_CMP_PPZW_H(sve_cmpge_ppzw_h, int16_t, int64_t, >=)
DO_CMP_PPZW_S(sve_cmpge_ppzw_s, int32_t, int64_t, >=)
DO_CMP_PPZW_B(sve_cmphi_ppzw_b, uint8_t, uint64_t, >)
DO_CMP_PPZW_H(sve_cmphi_ppzw_h, uint16_t, uint64_t, >)
DO_CMP_PPZW_S(sve_cmphi_ppzw_s, uint32_t, uint64_t, >)
DO_CMP_PPZW_B(sve_cmphs_ppzw_b, uint8_t, uint64_t, >=)
DO_CMP_PPZW_H(sve_cmphs_ppzw_h, uint16_t, uint64_t, >=)
DO_CMP_PPZW_S(sve_cmphs_ppzw_s, uint32_t, uint64_t, >=)
DO_CMP_PPZW_B(sve_cmplt_ppzw_b, int8_t, int64_t, <)
DO_CMP_PPZW_H(sve_cmplt_ppzw_h, int16_t, int64_t, <)
DO_CMP_PPZW_S(sve_cmplt_ppzw_s, int32_t, int64_t, <)
DO_CMP_PPZW_B(sve_cmple_ppzw_b, int8_t, int64_t, <=)
DO_CMP_PPZW_H(sve_cmple_ppzw_h, int16_t, int64_t, <=)
DO_CMP_PPZW_S(sve_cmple_ppzw_s, int32_t, int64_t, <=)
DO_CMP_PPZW_B(sve_cmplo_ppzw_b, uint8_t, uint64_t, <)
DO_CMP_PPZW_H(sve_cmplo_ppzw_h, uint16_t, uint64_t, <)
DO_CMP_PPZW_S(sve_cmplo_ppzw_s, uint32_t, uint64_t, <)
DO_CMP_PPZW_B(sve_cmpls_ppzw_b, uint8_t, uint64_t, <=)
DO_CMP_PPZW_H(sve_cmpls_ppzw_h, uint16_t, uint64_t, <=)
DO_CMP_PPZW_S(sve_cmpls_ppzw_s, uint32_t, uint64_t, <=)
#undef DO_CMP_PPZW_B
#undef DO_CMP_PPZW_H
#undef DO_CMP_PPZW_S
#undef DO_CMP_PPZW

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@ -33,6 +33,10 @@
#include "trace-tcg.h"
#include "translate-a64.h"
typedef void gen_helper_gvec_flags_4(TCGv_i32, TCGv_ptr, TCGv_ptr,
TCGv_ptr, TCGv_ptr, TCGv_i32);
/*
* Helpers for extracting complex instruction fields.
*/
@ -2696,6 +2700,93 @@ static bool trans_SPLICE(DisasContext *s, arg_rprr_esz *a, uint32_t insn)
return true;
}
/*
*** SVE Integer Compare - Vectors Group
*/
static bool do_ppzz_flags(DisasContext *s, arg_rprr_esz *a,
gen_helper_gvec_flags_4 *gen_fn)
{
TCGv_ptr pd, zn, zm, pg;
unsigned vsz;
TCGv_i32 t;
if (gen_fn == NULL) {
return false;
}
if (!sve_access_check(s)) {
return true;
}
vsz = vec_full_reg_size(s);
t = tcg_const_i32(simd_desc(vsz, vsz, 0));
pd = tcg_temp_new_ptr();
zn = tcg_temp_new_ptr();
zm = tcg_temp_new_ptr();
pg = tcg_temp_new_ptr();
tcg_gen_addi_ptr(pd, cpu_env, pred_full_reg_offset(s, a->rd));
tcg_gen_addi_ptr(zn, cpu_env, vec_full_reg_offset(s, a->rn));
tcg_gen_addi_ptr(zm, cpu_env, vec_full_reg_offset(s, a->rm));
tcg_gen_addi_ptr(pg, cpu_env, pred_full_reg_offset(s, a->pg));
gen_fn(t, pd, zn, zm, pg, t);
tcg_temp_free_ptr(pd);
tcg_temp_free_ptr(zn);
tcg_temp_free_ptr(zm);
tcg_temp_free_ptr(pg);
do_pred_flags(t);
tcg_temp_free_i32(t);
return true;
}
#define DO_PPZZ(NAME, name) \
static bool trans_##NAME##_ppzz(DisasContext *s, arg_rprr_esz *a, \
uint32_t insn) \
{ \
static gen_helper_gvec_flags_4 * const fns[4] = { \
gen_helper_sve_##name##_ppzz_b, gen_helper_sve_##name##_ppzz_h, \
gen_helper_sve_##name##_ppzz_s, gen_helper_sve_##name##_ppzz_d, \
}; \
return do_ppzz_flags(s, a, fns[a->esz]); \
}
DO_PPZZ(CMPEQ, cmpeq)
DO_PPZZ(CMPNE, cmpne)
DO_PPZZ(CMPGT, cmpgt)
DO_PPZZ(CMPGE, cmpge)
DO_PPZZ(CMPHI, cmphi)
DO_PPZZ(CMPHS, cmphs)
#undef DO_PPZZ
#define DO_PPZW(NAME, name) \
static bool trans_##NAME##_ppzw(DisasContext *s, arg_rprr_esz *a, \
uint32_t insn) \
{ \
static gen_helper_gvec_flags_4 * const fns[4] = { \
gen_helper_sve_##name##_ppzw_b, gen_helper_sve_##name##_ppzw_h, \
gen_helper_sve_##name##_ppzw_s, NULL \
}; \
return do_ppzz_flags(s, a, fns[a->esz]); \
}
DO_PPZW(CMPEQ, cmpeq)
DO_PPZW(CMPNE, cmpne)
DO_PPZW(CMPGT, cmpgt)
DO_PPZW(CMPGE, cmpge)
DO_PPZW(CMPHI, cmphi)
DO_PPZW(CMPHS, cmphs)
DO_PPZW(CMPLT, cmplt)
DO_PPZW(CMPLE, cmple)
DO_PPZW(CMPLO, cmplo)
DO_PPZW(CMPLS, cmpls)
#undef DO_PPZW
/*
*** SVE Memory - 32-bit Gather and Unsized Contiguous Group
*/